Nicolaus Copernicus

Nicolaus Copernicus (19 February 1473-24 May 1543) was a Polish astronomer who is most famous for developing the theory that the Sun is the center of the universe. He was a lifelong bachelor, and he studied in both his native Poland and Italy, studying as a priest while making his first discoveries. In 1503, he returned to Poland after studying in Italy, and he became a polymath, studying astronomy, math, physics, economics, and diplomacy. In 1517, he developed the quantity theory of money, followed by the Gresham's law in 1519. He died in Frombork in 1543.